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案例1奥迪A4 3.0 Quattro车偶发性全车无电故障现象一辆行驶里程为1.2万km的2006款奥迪A4 3.0 Quattro车,客户反映车辆偶发性全车无电。故障诊断接车后详细询问客户车辆的故障现象,并观察车辆;将蓄电池充满电,并检查蓄电池,测量蓄电池的短时静电流和长时静电流。首先进行蓄电池短时静电流测试。清除全部故障代码,关闭内部监控功能,断开点火开关及所有用电设备,关闭4个
Case 1 Audi A4 3.0 Quattro car accidental whole car without electricity failure phenomenon A mileage of 12,000 km 2006 Audi A4 3.0 Quattro car, the customer reflects the car sporadic all without electricity. Fault diagnosis After receiving the car in detail the customer vehicle fault phenomenon, and observe the vehicle; the battery is fully charged, and check the battery, measuring the battery short-term static current and long-term static current. First, the battery short-term static current test. Clear all fault code, turn off the internal monitoring function, disconnect the ignition switch and all electrical equipment, turn off 4